efm_filter: dont stop the deletion to early
efm_filter: dont stop the deletion to early

if there is the case that someone added a filter with the same reg
  twice, the deletion will only delete one, not both.

marcelhollerbach/verne,marcelhollerbach/verne,marcelhollerbach/jesus,marcelhollerbach/jesus,marcelhollerbach/jesus,marcelhollerbach/verne